5141 E 12th St, Casper, WY 82609 Property Records

Natrona County property record for 5141 E 12th St, Casper, WY 82609

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,909 sqft · built 1981
Lot Size	0.236 acres (10,300 sqft)
Owner	Individual Name on File
Tax Bill	$3,706 (2025)
Deeds & Mortgages	Dec 2020 Mortgage May 2017 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`3378-18-20-4-00100`

Property Details

APN / Parcel Number

Primary APN	`3378-18-20-4-00100`
Alternative APNs	`03414004000200` `R0008126`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,909 sqft Living Area
Basement Area	1,585 sqft
Finished Basement	1,585 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1981
Effective Year Built	Effective 1981
Exterior Material	Stucco
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	10,300 sqft (0.236 acres)
Garage Type	Attached
Garage Area	483 sqft
Parking Spaces	2 Parking Spaces
Porch	Slab
Deck Area	63 sqft

Utilities, Heating & Cooling

Heating System	Baseboard
Heating Fuel	Electric

Location & Zoning

Account Number	R0008126
Street Address	5141 E 12TH ST
City	CASPER
State	WY
Zip	82609-3737
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	EASTGATE III BLK 4 LOT 2
Legal Range	78W
Legal Township	33N
Legal Section	18
Legal Subdivision	EASTGATE III
Legal Block	4
Legal Lot Number	2
Jurisdiction	NATRONA WY
Township / Civil Division	CASPER SOUTH
Census Block Group	3
Census Block	3003
Census Tract	1602

Owner

Source: Natrona County assessment roll, as of July 7, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	5141 E 12TH ST, CASPER, WY 82609-3737
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Her Husband

Deeds, Mortgages & Sale History

Date	Document
Dec 1, 2020	Deed of Trust, Mortgage · Conventional Mortgage FIRST INTERSTATE BANK
May 5, 2017	Deed of Trust, Mortgage · Line of Credit FIRST INTERSTATE BK

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NATRONA WY
Property Address	5141 E 12TH ST, CASPER, WY 82609-3737
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	AMERICAN TITLE AGENCY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001093621
Date	Dec 1, 2020
Instrument	1093621

Lender

Name	FIRST INTERSTATE BANK
Type	Bank
Address	CASPER, WY 82602

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 1, 2050

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NATRONA WY
Property Address	5141 E 12TH ST, CASPER, WY 82609-3737
Document Number	0001030520
Instrument Date	May 5, 2017
Transaction Type	Mortgage
Record Updated	Aug 23, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	5141 E 12TH ST CASPER WY 826093737, CASPER, WY 82609-3737

Mortgage

Document Number	0001030520
Date	May 11, 2017
Instrument	1030520

Lender

Name	FIRST INTERSTATE BK
Type	Bank
Address	CASPER, WY 82602-0040

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	120 Months
Due	May 10, 2027

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Natrona County assessment roll, as of July 7, 2026

Property Jurisdictions

Type	Name
State	Wyoming
County	Natrona County
Municipality	Casper City
Unified School District	Natrona County School District 1 (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$50,850 (+37.62%) Land $6,621 Building $44,229	$564,133 (+8.6%) Land $69,691 Building $494,442
2025	$3,706.00 (+2.21%)	$36,949 (-25.74%) Land $5,053 Building $31,896	$519,481 (-0.82%) Land $71,820 Building $447,661
2023		$49,757 Land $7,035 Building $42,722	$523,759 Land $74,057 Building $449,702
2022	$3,626.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective January 2, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	4 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 48% of the US · lower than 69% of Wyoming
Wildfire Likelihood	0.06% annual chance
Exposure	None beyond ember reach

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF CASPER serves 59,000 people · EPA ID WY5601415
Water Source	Purchased surface water from CENTRAL WY REGIONAL WATER SYSTEM JPB
Last State Inspection	Jun 2022
Lead	1 ppb (2024–2026) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 439 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Clarity Telecom Fiber	5,000 / 5,000
Spectrum Cable	1,000 / 1,000

May also be available: AT&T, Mountain West Technologies, Verizon.

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